
quad
词源
源自拉丁语 'quattuor'(四),通过缩写 'quadri-'(四重)演变而来,17世纪进入英语。
noun
❶ 指四边形或四方形的空间,常用于描述庭院、建筑中由四面围合的区域。
“Students gathered in the college quad for the afternoon picnic.”
(学生们聚集在学院的四方院里进行下午野餐。)
“The hotel rooms overlooked a sunny central quad.”
(酒店房间俯瞰着一个阳光充足的中心庭院。)
❶ 指四胞胎中的一个孩子,或简称四胞胎整体。
“The couple was surprised to learn they were expecting quads.”
(这对夫妇惊讶地发现他们即将迎来四胞胎。)
“All four quads shared a birthday cake with their names.”
(四个四胞胎共享一个写有他们名字的生日蛋糕。)
adj.
❶ 描述由四个部分组成的物体或系统,如四轮驱动、四声道等。
“The jeep has quad headlights for better off-road visibility.”
(这辆吉普车配有四个前照灯以提升越野视野。)
“This quad exhaust system gives the car a sportier look.”
(四出排气系统让这辆车看起来更运动。)
常见短语
quad bike — 指四轮摩托车,常用于越野或农场工作,具有稳定性强的特点。
“We rented quad bikes to explore the desert trails.”
(我们租了四轮摩托车去探索沙漠小径。)
quad muscle — 指大腿前侧的股四头肌,是人体最有力的肌肉群之一。
“Squats are great for strengthening your quad muscles.”
(深蹲对增强股四头肌非常有效。)